Keyboard controlled phonograph

Claim 1

A PHONOGRAPHIC REPRODUCER FOR SELECTIVE PLAYING INDIVIDUAL GROOVES ON A DISK RECORD, EACH OF SAID GROOVES EXTEDNING IN A SPIRAL FROM THE OUTER PERIPHERAL BORDER OF THE DISK RECORD THROUGH APPROXIMATELY ONE REVOLUTION TO A CENTRAL HUB AREA OF THE DISK RECORD, COMPRISING A ROTATABLE TURNTABLE FOR CARRYING SAID DISK RECORD, A PICKUP PIVOTALLY MOUNTED TO SWING FROM THE PERIPHERAL BORDER OF THE DISK RECORD TO SAID CENTRAL HUB AREA THEREOF, A MOUNTING FOR SAID TURNTABLE AND PICKUP PERMITTING RELATIVE SHIFTING MOVEMENT THEREOF IN DIRECTIONS ALONG THE AXIS OF THE TURNTABLE TO ENGAGE AND DISENGAGE THE PICKUP WITH AND FROM THE MOUNTED DISK RECORD, A CAM DISK, MEANS FOR ROTATING SAID TURNTABLE AND CAM DISK IN UNISON, MEANS RESPONSIVE TO AXIAL SHIFTING MOVEMENT OF SAID CAM DISK TO PRODUCE A RELATIVE SHIFTING MOVEMENT BETWEEN SAID TURNTABLE AND PICKUP WHEREBY TO ENGAGE THE PICKUP WITH THE MOUNTED DISK RECORD, SAID CAM DISK HAVING A MULTIPLICITY OF RAISED CAMMED SURFACES ON ONE FACE THEREOF RESPECTIVELY AT DIFFERENT RADIAL DISTANCES FROM THE AXIS OF THE CAM DISK, A KEYBOARD OVERLYING SAID ONE FACE OF SAID CAM DISK HAVING A MULTIPLICITY OF DEPRESSIBLE KEYS WITH CHARACTER DESIGNATIONS THEREON, EACH OF SAID KEYS HAVING A DEPENDING CAM MEMBER AT A RADIAL DISTANCE